config/default.nix

@@ -125,10 +125,15 @@ lib.mkMerge [
       };
     };
 
-    # Reboot on hang
-    systemd.watchdog = lib.mkIf (!config.boot.isContainer) {
-      runtimeTime = "15s";
-      rebootTime = "15s";
+    systemd = {
+      # Do not break the boot
+      enableEmergencyMode = false;
+
+      # Reboot on hang
+      watchdog = lib.mkIf (!config.boot.isContainer) {
+        runtimeTime = "15s";
+        rebootTime = "15s";
+      };
     };
 
     time.timeZone = lib.mkDefault "Europe/Berlin";